| MOQ: | 50PCS |
| Price: | Negotiation |
| Standard Packaging: | Cardboard box or Wooden box |
| Delivery Period: | 5-15Days |
| Payment Method: | L/C,D/A,MoneyGram,D/P,T/T,Western Union |
| Supply Capacity: | 5000 |
Part Number: 11617528340
OEM Replacement: Genuine BMW factory part
Application: Seals between intake manifold and cylinder head
Compatible Systems: N52/N54/N55 engines (naturally aspirated & turbocharged)
Key Features:
Prevents vacuum leaks and air/fuel mixture contamination
Maintains optimal intake air temperature
Critical for proper MAP/MAF sensor readings
| Feature | Benefit |
|---|---|
| Multi-Layer Steel (MLS) Design | Superior heat resistance (up to 300°C/572°F) vs rubber gaskets |
| Laser-Cut Sealing Edges | Precision fit with 0.1mm tolerance |
| Embossed Silicone Beading | Self-adjusting compression under torque |
| Anti-Stick Coating | Prevents material transfer during disassembly |
Material Prep: 304 stainless steel sheets + high-temp silicone
Laser Cutting: CNC-controlled for perfect bolt hole alignment
Layer Bonding: 3-5 steel layers vulcanized under 25-ton pressure
QC Checks:
Helium leak test (≤0.01 cc/min)
100% dimensional verification with CMM
Tools Required: Torque wrench (10-60Nm range), gasket scraper, Loctite 574
Procedure:
Clean mating surfaces to RA ≤ 3.2 μm roughness
Apply sealant only at corners (BMW TIS specifies 2mm beads)
Torque sequence:
Step 1: 10Nm (7.4 lb-ft)
Step 2: 25Nm (18.4 lb-ft)
Final: 60° angular torque
Run engine to 90°C and retorque after 500km
| Model | Chassis | Engine | Years | Notes |
|---|---|---|---|---|
| 328i | E90 | N52B30 | 2005-2011 | Requires updated version post 2008 |
| 535i | F10 | N55B30 | 2010-2016 | Turbo models need post-installation adaptation |
| X3 xDrive28i | F25 | N20B20 | 2011-2017 | Uses same gasket as N55 |
| Z4 sDrive35i | E89 | N54B30 | 2009-2016 | Requires additional vacuum line grommets |
Disclaimer: Always verify fitment via RealOEM.com using last 7 digits of VIN.
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